Tanba weather in April

In April, Tanba sees average daytime highs of 18°C and overnight lows near 7°C, with 125 mm of precipitation across 11.5 wet days and about 12.9 hours of daylight. It is the 7th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 15°C in the first days to 20°C by the end. The sky is clear or mostly clear about 27% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 18 min at the start of April to 13 h 24 min by month's end. Set against the rest of the year, April is Tanba's 4th-clearest and 2nd-windiest month. For the whole year in context, see Tanba's year-round climate.

Daytime high
18°
7th warmest
Overnight low
6th coldest
Precipitation
125 mm
11.5 wet days
Daylight
12 h 54 min
5:34 AM – 6:27 PM
Cloud cover
63%
4th clearest
Wind
10 km/h
2nd windiest
Solar energy
5.06 kWh/m²
Travel score
5.3
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 15°C in the first days to 20°C by the end.

A typical April day in Tanba reaches about 18°C in the afternoon and slips back to 7°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 12°C and 22°C. Set against its neighbours, April runs about 6°C warmer than March and about 5°C cooler than May.

10°20°151015202530
Avg high (°C)Avg low (°C)
1154
2155
3155
4155
5165
6165
7166
8166
9166
10176
11176
12177
13177
14177
15187
16187
17188
18188
19188
20188
21198
22199
23199
24199
25199
26209
272010
282010
292010
302010

How April really feels in Tanba

Once humidity and wind are folded in, April averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

April sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Tanba weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -1°6912.66.29.90.9
Feb / -1°7111.35.410.71.3
Mar12° / 11813.31.811.72.9
Apr18° / 12511.50.112.95.3
May22° / 13°15511.5013.86.4
Jun26° / 18°19614.8014.35.6
Jul29° / 22°23516.9014.14.3
Aug31° / 23°15913.9013.34.2
Sep26° / 19°21813.3012.25.8
Oct21° / 12°15010.2011.16.4
Nov15° / 808.9010.24.8
Dec10° / 7210.92.59.72.1

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 27% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 15% of April, with mostly cloudy or overcast conditions the remaining 58%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14258
24357
34258
44258
54357
64357
74357
84357
94357
104456
114456
124357
134357
144357
154159
164159
174159
184060
194159
204159
214159
224159
234159
244159
254258
264258
274258
284258
294258
304456

Chance of precipitation in April

Any precipitationSnow

Tanba gets around 125 mm of rain and snow over 11.5 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 38% and peaks near 40% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%50%151015202530
Rain chance (%)Snow chance (%)
1402
2401
3391
4391
5391
6381
7381
8381
9380
10380
11380
12380
13380
14390
15390
16390
17390
18390
19390
20390
21390
22390
23390
24380
25380
26380
27370
28370
29370
30370

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

Most of April feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, April lands in the dry band about 93% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
199100
299100
398200
498200
598200
698200
798200
898200
997300
1097300
1197300
1296400
1395410
1495410
1594510
1694510
1793610
1893610
1993610
2091720
2191720
2290820
2389920
2489920
25871030
26861130
27841231
28831241
29821341
30801451

Wind in April

Winds average 10 km/h in April.

Across April, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 18 min at the start of April to 13 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over April. Sunrise moves from 5:55 AM to 5:16 AM, and sunset from 6:14 PM to 6:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:556:14
212.45:536:15
312.45:526:16
412.45:506:17
512.55:496:18
612.55:476:18
712.65:466:19
812.65:456:20
912.65:436:21
1012.75:426:22
1112.75:406:23
1212.75:396:23
1312.85:386:24
1412.85:366:25
1512.85:356:26
1612.95:346:27
1712.95:326:27
1813.05:316:28
1913.05:306:29
2013.05:286:30
2113.15:276:31
2213.15:266:32
2313.15:246:32
2413.25:236:33
2513.25:226:34
2613.25:216:35
2713.35:206:36
2813.35:186:37
2913.35:176:37
3013.45:166:38

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.06 kWh/m².

For context, solar energy here swings from a low near 2.18 kWh/m² to a high of 5.43 kWh/m² in May across the year — April's 5.06 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.9Bright
94.9Bright
104.9Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
Planning a trip in April

Hazard calendar for Tanba

In seasonPeak

In April, Tanba sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Tanba sits in the Pacific typhoon belt; the season peaks July–October.

Pacific typhoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is April a good time to visit Tanba?

Our two travel scores rate April for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.3
Sightseeing
5th-best month of the year
1.7
Beach & pool
7th-best month of the year

April is a reasonable time to visit Tanba for sightseeing.

What to pack for Tanba in April

From April's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In April, Tanba sees daytime highs around 18°C and nights near 7°C. Worth packing: a warm layer, rain gear and sun protection. About 12 days see rain.

a warm layerrain gearsun protection

Sea temperature near Tanba in April

The nearest coast averages about 14°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 54 km away) is warmest in August at about 27°C and coldest in March near 12°C.

It's comfortable for a long swim from Jun 13 to Nov 7 — about 4.9 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb12Bracing
Mar12Bracing
Apr14Bracing
May17Cool
Jun20Refreshing
Jul24Warm
Aug27Warm
Sep25Warm
Oct22Refreshing
Nov19Cool
Dec16Cool

UV index in Tanba in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tanba peaks around July 15 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highVery highModerateJul 15UV 10Jan 1UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5High
Apr7High
May8Very high
Jun10Very high
Jul10Extreme
Aug9Very high
Sep9Very high
Oct6High
Nov3Moderate
Dec3Moderate

Air quality in Tanba in April

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where April falls, not just the annual average.

Air quality in Tanba is worst in April — around 22 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (October, 11 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1622 µg/m³Oct 1811 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb16Moderate
Mar21Moderate
Apr22Moderate
May21Moderate
Jun18Moderate
Jul17Moderate
Aug17Moderate
Sep13Moderate
Oct11Good
Nov12Moderate
Dec12Good
Location & terrain

Where is Tanba?

Tanba sits at 35.2°N, 135.0°E, 91 m above sea level, in Japan. The nearest listed city is Tamba, 2.0 km away.

Topography around Tanba

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Tanba.

Within 3 km, the terrain around Tanba has significant variations in elevation — a maximum elevation change of 424 m around an average of 139 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 976 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,489 m.

The land around Tanba is covered by trees (47%), cropland (27%) and artificial surfaces (21%) within 3 km, trees (83%) within 16 km, and trees (61%) and water (24%) within 80 km.

3 km
424 m
16 km
976 m
80 km
1,489 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Tamba 2.0 km · Kajiya 15 km · Fukuchiyama 17 km · Tamba-Sasayama 19 km · Sasayama 19 km · Nishiwaki 20 km · Wadayama 23 km · Ayabe 25 km

Japan travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B
100 V · 50 / 60 Hz
Prices
≈ 65% of US
price level, 2025
GDP per capita
$35,951
2025
Happiness
6.1 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.2
per 100k, 2023
Road deaths
3.6
per 100k/yr, 2019
Income group
High
World Bank
English
Very low
EF EPI 446
Religion
Shintoism 49%Buddhism 46%other 4%Christianity 1%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Tanba (35.1603°, 135.0391°, elevation 91 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).